Hytera PTC760 - Troubleshooting and Maintenance; Troubleshooting Guide

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16. Troubleshooting
Phenomena
Analysis
Solution
The radio cannot be
turned on.
The battery may be installed
improperly.
Remove and reattach the battery.
The battery power may run out. Recharge or replace the battery.
The battery may suffer from poor
contact caused by dirtied or
damaged battery contacts.
Clean the battery contacts.
The radio fails to
respond to any
operation.
There may be too many apps
running.
Forcibly stop some apps or restart
the radio.
The keys, screens, or LED
indicators do not work
normally.
The keys, screens, or LED indicators
may fail to work temporarily.
Restart the radio.
The keys, screens, or LED indicators
may be damaged.
Contact your local dealer or Hytera
technicians for maintenance.
The touch screen fails to
be unlocked.
The unlock pattern or password is
incorrect.
Contact your dealer or Hytera
technicians for maintenance.
Network registration fails
or network cannot be
found.
The radio may operate in DMO. Switch to TMO.
The radio may be out of the network
coverage.
Check the signal strength. Make sure
the radio is within the network
coverage.
The radio may not be granted
network access.
Contact the network operator for
authorization.
Calls cannot be
established.
The radio or the called party may be
out of the network coverage.
Check the signal strength. Make sure
your radio is within the network
coverage.
The radio may operate in an
improper mode.
Check the operation mode. Make
sure the radio operates in the proper
mode.